Keystones — Bedrock
Five GCSE retrieval questions · 12 August 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 91 + 73
Answer: 91 + 73 = 164 -
2. Algebra Substitution
If x = 10, find the value of 3x + 4
Answer: 34 -
3. Geometry Converting lengths
Convert 12cm to mm
Answer: 120mm -
4. Ratio Simplifying ratios
Simplify the ratio 10:35
Answer: 2:7 -
5. Statistics Mean
Find the mean of: 6, 9, 20
Answer: 11.666666666667